LR EH 42 steel plate | LR EH42
2011年11月8日 by admin
LR EH 42 steel plate
LR EH 42 is applied to extra high strength steels, which is defined as steel with specified min yield stress of 420Mpa. The max yield is 690Mpa in GL E690.
Gangsteel is specialized in Super thickness steel grade. We have much experience in manufacture and exporting extra high strength steel grade.
For more information in LR EH 42 steel grade, please refer to the following:
LR EH 42 Chemical composition heat analysis
| Element | LR EH 42 Max % |
| C | 0.20 |
| Mn | 1.70 |
| Si | 0.55 |
| S | 0.030 |
| P | 0.030 |
| N | 0.020 |
Other alloy elements should be along with LR Society Classification requirement.
LR EH 42 Mechanical properties, longitudinal min impact energy
| Grade | Thickness | Yield Strength | Tensile Strength | Elongation | Impact Energy |
| (mm) | MPa (min) | MPa | % (min) | (KV J) (min) | |
| | | | | -40 degree | |
| LR EH 42 | 8-260 | 420 | 530-680 | 18 | 28J |
Note: the impact energy under less 150mm thickness
Related Grade: NV E420 | BV E460
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